Of course not. One does not typically, or safely, admit to that sort of thing.
The down-side to using them is that one never figures out their half-lives correctly. It’s not like you pull the pin, count to three, and throw them. That lack of precision timing can lead to unfortunate surprises.
So, you have to have multiple atomic frogs on hand, and then just use the one that is beginning to glow.
That is, um, I heard that’s how it works…